Tool-post for turning-lathes



G. S. FALES. Tool-Post for Turning-Lathes.

No. 224,006. Patented Feb. 3, 1880..

Inventor Witnesses 52%;,-

NJEFERS, PHOTOLITHOGRAPHER. WASHINGTON. n. c

UNITED STATES PATENT OFFICE.

G ILES S. FALES, OF NEW BEDFORD, MASSACHUSETTS.

TOOL-POST FOR TU RNING-LATHES.

SPECIFICATION forming part of Letters Patent No. 224,006, dated February 3, 1880. Application filed September 20, 1879.

To all whom it may concern:

' Be it known that I, GILES S. FALEs, of New Bedford, in the county of Bristol and State of Massachusetts, have invented a new and useful Improvement in Tool-Posts for Turning Lathes, of which the following is a specification.

My invention consists in an adjustable toolpost, by which the cutting-edge of the cutter may be adjusted to its correct position and firmly secured in the post, and the post firmly secured in the rest.

In the tool-post in general use great care is necessary to adjust the cutter to its correct 1 cutting posit-ion, V

Figure l is a perspective view of my invention. Fig. 2 is a front view of the same.

A is the cutter. B is a screw-bolt; O, the movable part of the post; D, the screw-bolt, which connects the movable part with the permanent part; E, athnmb-screw; F, a movable nut connected with movable parts 0, through which the thumb-screw passes, and said thumbscrew is secured in case H. G is a-movable part, in which the lower end of 'screw E is fastened with a washer, which allows it to turn loose in case H, which is attached to base M, and holds the movable part G. .H is a case; I, the permanent upright; J, upper end of bolt for securing the post to the rest; K, head of bolt; L, nut which fastens the toolpost with the jaws of the rest 0.

Operation: The adjustable tool-post herein described being constructed as herein set forth,

GILES S.. FALES.

Witnesses:

SoUTHwARn Por'rnn, 2d, ADAM MUcKIn. 

